{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "176022",
    "entityType": "User",
    "nonce": "0xd91a5ecab17837bea2092a84ce147af196a0cbf97730b8d3eac93fd5464f8012",
    "signature": "0xbaf79d0ec1dcd672edc6eb3a2192fec0615febf5b9c9911e75fede18780f7a0c72082e25b9ff06ebd81b3e038f462daf0b2a2328bd92d97ca62b2bcc83b0fa9e1b",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}