{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "61245",
    "entityType": "User",
    "nonce": "0xaab36b2a5250f2cc71a454b357044e0cdfe139fe5dbb6cf75f1aeaaa607c5979",
    "signature": "0xa5a654fc0dcebc349fed5b2698cddda0f3286639e385416b37bccead0cbed7fd0360da4fd53eb85a3b5f60079cda339f15f73633d433b6b46f685858627bfc5a1b",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}