{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "29907",
    "entityType": "User",
    "nonce": "0x94da11ca3e1a1551f284a84104e79ebf909adbc92f0ccfe4c3eefff17f8f9894",
    "signature": "0x0ff39181e3350b085433f69fe5813236cff3f613f55a6a7493c74020b74ca3f62c8cb3dea9f90e70d01f07623b42c846e6f4ef82c1330975a7b2b467a9798a811b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}