{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1603580635",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2faf6eb4361076deeeee524aab53dafe7d0dd15103187b27dd18d60236e67a63",
    "signature": "0x739f235375aa22a047903b9bcef560c37e1518c35d4b38c7cb355c2d9c8926e06890878495a2007506123cdac7df65dbe05fd622d747db3ffdd8a5f6f38a5a231b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}