{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "870591918",
    "entityType": "User",
    "nonce": "0xdd7a9efad79b919b4bf87d9d944fa1e0caf3844333f459f72453a3b845f587b3",
    "signature": "0x20c56ebb0f16374c3208d448ddd95f59be61dc38919abf8e04c8f98e84ca198b51ceaee0bc24d0d66d39051abe49b43966963f7f7dba1de96ecc0e5910dae1311c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}