{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "762013",
    "entityType": "User",
    "nonce": "0x331bb576a0ba59cd985adbfafdeb7dce37c567e281f363d4f42dd5855fb0a1b0",
    "signature": "0x3a9027e8b35a7c21aa5f0a7a09c07d9257f87dc249b333724dde199dab32a3ec441e5d39b1d75b7e0ed131c2cce6e6e5127efffa59a5b28fe34c5d54a6118f011c",
    "signer": "0xa0e7bc51dB8029B4a47DCb7bC620654B2dA7982E",
    "userId": "760921899"
  }
}