{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "61178",
    "entityType": "User",
    "nonce": "0xb1eb4e0b1b4d9e1d5e46b1647caedbfa5a3d5f33306312a574d1148da371aec4",
    "signature": "0xac1ad6e0ed3f1a5befb266a01f8b59ee7b9bc367061cba6c7a7aa49b565bdce95bc49e853b56914d04be7184eba7bd7d75ac429b9fd4c197411176ba74c6ff6d1c",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}