{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x2cc686ecdf60890bf1260771db9d764be8cdf337f094741a0ab92e13e72e97fd",
    "signature": "0xa045b1a2f76027ec30455ebda55961d0edb6366f92a1664849f95834855d78d67b0a2f8721e98475813e4db620b6f5ba1ed0744972667c038e2335d1c5c63d231c",
    "signer": "0x1080460F21DCc82D7160d2C77DaAb22a92c4dD22",
    "userId": "162106877"
  }
}