{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x1e538718b2639896dc9da60fee8258bc1469ef685ebb4a56d26216eff99802ed",
    "signature": "0x61b7361ff0bc0337acac91018a521ad2e4c3b04335776798651b43a0893537aa35a81e198f1bf051f20642d3d46615576ac0ddb1631d851c9943b373c973f1311c",
    "signer": "0x7FCffbc9FB7516A6453F59c5b9918Ea8A7EB33eb",
    "userId": "502388335"
  }
}