{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "991796067",
    "entityType": "User",
    "nonce": "0x0b8c435def8baa6d77fcf51678033b341cd00ed59a02b1d803bd8066cbcd7c80",
    "signature": "0x7ef18a558e56831eb826307f52370752d3b05f82f04f217067bc97f6811ff8d02eefc69a819f2454038482409a9fc0d2c0ce1ba692dd39be1d7998077a1a078a1c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}