{
  "manageEntity": {
    "action": "Repost",
    "entityId": "603215354",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2a151c2cc701e231278fd0aee1f37eef9aebac85cf3b7d5ac0920b774ce82216",
    "signature": "0x70e6ab3a3a04488e92faed3a5c52d1273fa91f0d4f8f06393f7361edbdc190384b81fb35b650ee9b0644b78b01a084260395c36b090c16d03dcaf68b451582141c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}