{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1166",
    "entityType": "User",
    "nonce": "0x7b6c380b78f631139bc49844eef57d67ed2f3866427ac6c45aea15f4213d13f9",
    "signature": "0xa27c672057da6df4a04317cd6cf314de6b0e53166ec236282a22b2aa0cd02f2436d52cec00c3f80bc9318cf8289270d03f34225c0dc7987dc35a5c1fd58b09141c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}