{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "317",
    "entityType": "User",
    "nonce": "0xd33495006c1dcf2c1c13e4572f426cf26017c430aaf4fadebe6c1d885735cc51",
    "signature": "0xab051fe80ae58d7deae0c2a1b9998b24f8bf45e76d300e0cb9b8f2eb64ccc9624b78f3ce4c4200a2ab08df038c8661bee8a9131e225bd7bf3297ba67096cc3441c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}