{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xedb725894499a3904643e436e5128d6d0061bc4f94e71a364653bc57b6789bcc",
    "signature": "0xc81bebf99a35a8390a0c176c16b633c4ff29e4c50417719fda2199a1da58f1577d80fde65062d765da0ae9ff3c2919344e92a18a09c6ef39348c11ffbafbb5421b",
    "signer": "0x85d4cd24EBe4d4E3e476938d816c6EEFD87C6C1B",
    "userId": "739625260"
  }
}