{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "55851",
    "entityType": "User",
    "nonce": "0x5f11fd2bb886662c4215bf0818bf5e020a0f9ca87420ce16b0a582a535600248",
    "signature": "0x8fa85263a42f9e95ad03595a5396866d96dec375e6ecade4273484335bd1cd2b6cadc4572652e603627db41ee88bb649d4ce9eb781f5d24462be523b789980fd1c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}