{
  "manageEntity": {
    "action": "Repost",
    "entityId": "309916",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb3060c7decb44dd600c9cae74a7691a8c17457e1c378f673b5472fb2a00a9a65",
    "signature": "0x94e80b6a3e886db38b8d4ec6b1e8d490f4ca2a91816f07765d0db2c4dc40f90a76fe746948883bb2c7fa844a61258deba677d57c88d8d66bdb4a5604d782474e1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}