{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "63791",
    "entityType": "User",
    "nonce": "0x1668be806857423c2cdcbc349b607fd4106780e7e5922981d907671efc9fa054",
    "signature": "0xc42e39f4ecd4da27861d412fc81f4e39cd5661b1e69eabcbe4a7a5c68737f4a83cd92f89c146da663f10beff9c0280ba0a389530ff0fbd6a899993c82240679a1b",
    "signer": "0x0FFb102af9bEd83F1ef5aa71Bb44e1B6c455B022",
    "userId": "785050962"
  }
}