{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "74085",
    "entityType": "User",
    "nonce": "0x9d3fea8267bc5c60066ecb5b44d30c08b27734c4cc22f5e1201257c118c27a99",
    "signature": "0x6cf0909f423d188ae1ea32f8636e7aab05a5f1b4c209eabb91dcb5e95cc0c9e4114d514dd5e516f3a3580847e53981aeb0675ffd6fb49e488d88c5b7c241ac4f1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}