{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44142994",
    "entityType": "User",
    "nonce": "0xe0893b342a7fd99bbdeb255dc9efa08885a754b9d7103cc54933fc0a2486dc0f",
    "signature": "0x02de16f8739cc0012f68f2b23810d29bc6daf0220cf6b4ff6f5b81008e3362ff393cde7c4d34d9634b229bc2777c5ad2f6401187783ae9551f690759aac162701b",
    "signer": "0x4ab505DBD73CB27C1457E037607E5fB3B27915f9",
    "userId": "186630"
  }
}