{
  "manageEntity": {
    "action": "Repost",
    "entityId": "474905",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x137e6795cca292464f9d9b0471f3b285616df3b795819507e8dc78d85b916727",
    "signature": "0x1fb89e58ac053e300c50a0a983246e6307e3ab03d1ce5008d23505f18b7147715e2d436b610133147ea92022a7381d8b9db9710e6000dc7c35504e205f3fe48a1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}