{
  "manageEntity": {
    "action": "Repost",
    "entityId": "433703",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x366bf9f1b9b0e35489fabf6d665e02936439f184bcf2a940b85dc20970f29d92",
    "signature": "0xc9866ada58ea89c877445c074ce6e6083f80fc8550e018595c0264c78cca99b20968a33edcd8fbf34cfc2623bc7d1afd430acfbc2cd9c35523a70e078a1af6661b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}