{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "950992991",
    "entityType": "User",
    "nonce": "0xd494d56fd27d0b0c17c281dbb8275e026a30e2136974b7f57d2b382fcce87162",
    "signature": "0x023b9070ca0cd4bc8f7aa2173edc64a4a0f0b88abf65bb0ff5e76bbc277078c93923401f41bcf2bfa48c01ca75df734b5f0397480d4278a2b0d26d53d50f86d21b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}