{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "367647512",
    "entityType": "User",
    "nonce": "0x05f44000271667c5cb929c84197169ae3f9d23cec37ad7385cd989119bee2af0",
    "signature": "0xcf007d1a219cf5ba8fff43e0cd875c935b844c90427b531beb7394532c2a24347b41cdc86f8a3eafa96dc6c369e1a7cca578cfeea088bdb9c30ce6295f183c161c",
    "signer": "0x99349974a285BA4Da3FB67Dbec77e3f462a5E306",
    "userId": "214996084"
  }
}