{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "36427",
    "entityType": "User",
    "nonce": "0x507b6094268db072c299e3d4e65b27259b53660b10a08a4a43a401de2c74a131",
    "signature": "0x0c68a12f12a36e787f7df8f7ba156abad328e5acb7ac72f1448aaf4a3bc9c6e83e3049ec227afaac3a1ce3773ecea81785ee485161a40783f83069731ad8f70f1b",
    "signer": "0x569a23a5D506E4404139fB7510738Ee5b80F5624",
    "userId": "280440301"
  }
}