{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "55689",
    "entityType": "User",
    "nonce": "0x066d72cdee5895e748ae73d1e18f44da5b19a6f7df89b6a7c3f71aea47430baa",
    "signature": "0x329e9d93d648310ae1f3ccf6fa06d45525fbd6d9dd327ad22a01ac46806584bd642da846372101010a83f5cb7c47c3054c9cda6e3ed17eb784736189f50014bf1b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}