{
  "manageEntity": {
    "action": "Create",
    "entityId": "2082845721",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"user_id\":945181225,\"track_id\":843314770,\"body\":\"Nice one \",\"track_timestamp_s\":62,\"mentions\":[],\"current_sort\":\"top\",\"new_id\":2082845721,\"entity_id\":843314770,\"comment_id\":2082845721}}",
    "nonce": "0x8157871328e6da4e33abc4a2d9f3da3a675a5cea5a1b9e5aab84ec179dde0322",
    "signature": "0x70cb7f6bd487daaffb04663c334c2b98eb6ceda2ce2bbe6c07a34c9b0ebc2477739b55f0c0b2161295d63ed826364cf584588ce513225534d6dc38d07819592c1c",
    "signer": "0x9668338741f0B2F3bcc87715a755f7FFACcEd1D6",
    "userId": "945181225"
  }
}