{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x8d9be7d5bc1dd38a465cf7f264ddea51474a857dc538a6df3796ccdeb9c5c9f0",
    "signature": "0x78e814557356e78b21e553116159eab53c015299ae47ffede4433c2c76bb43510c2f01a551ec668f60438641a8a0473160edc6d5a288ecf441387ecb3bafed2f1c",
    "signer": "0xD3e2a2Aeb739263055A5ec4484257b4927578D03",
    "userId": "117667088"
  }
}