{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "120794",
    "entityType": "User",
    "nonce": "0x63fe8fe7ef7ccbcb3b7695565a9e035c94a90584c0b844292ab954bcce299b48",
    "signature": "0x94c093a46f094417af4a1ef0a1f1b1b3a416ad29d80791b1ddbc837c49272a4d76e16f34d4ceb2d2b2d9d80526ded613852bb9d1bb60035d2b8f5c1a4cff5ed51b",
    "signer": "0x55F8937EF7902E83b15F5BB7c7bf72a0a2989C54",
    "userId": "233666542"
  }
}