{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1257922558",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x60d42de879f29e577ea12c6429a44292313f767fdf715e12f9dddcdd6a1bf843",
    "signature": "0x54262d1aefb5047e28400ceb51e3b0bf4c39cc6052c70fdfc437e532be12b8a111688f461447d8d362bb22ad2f88349c4b0d55802d76b6a0af25c4d5b6c538c41b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}