{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "108760",
    "entityType": "User",
    "nonce": "0x6a053353742641fe5caf6c37f70ad471ba4ee5e855166e693a2f92043a1cd94b",
    "signature": "0x03d277fc5840b07ec6315880b511c00f1da33bdff95870ec9509fdbf415b30a63b1a8ebf9aaa7370cffcb797c08fa653e85381e7b67e9b5344fe5ece9df64dd71c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}