{
  "manageEntity": {
    "action": "Repost",
    "entityId": "748287334",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3ba7e51565ed55a0ba58c37ebaee64989beb3456ec900ce5a469fb456f3af9b3",
    "signature": "0x446bbab8f41f9749d97d130d90a6c9252057a9cf5f67485ef1b22356f8d0cae22ac819ced7b3feead720f48befc93e9890ca8677e68aa135e1b7ef8e09fdba391b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}