{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "392127",
    "entityType": "User",
    "nonce": "0x893dac3a422c63bd8d0f79152468dc3cbc745351375fba1177290d5c90af7fa8",
    "signature": "0xd2574753b0464686d3bf79d5fe2ca297ddc4eea22edd4d6a329ae256279fcc0642154eeffb89f553c7ad66272d6a3b1a924a555c427be6fc6bf23aacd6d24f711b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}