{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "806684189",
    "entityType": "User",
    "nonce": "0xca4b39219b7468eea29c69cd8f9b9c1e929d57a4c98aeb169afbadfd8297be9b",
    "signature": "0xced736c398bdb9f8f4277550cde1388a657a31717f188a73b4511fe51c8b6060626a7ff5362f4d963edb75cce946ab236350ad2e4761185a675a4fe3388a784b1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}