{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "66863",
    "entityType": "User",
    "nonce": "0xa5f265743da23e38250a31d3b24f6002371ed8c986818ca898158a2df677c444",
    "signature": "0x5da8dd46e6e73c9c9d616a576a0c3317e33d444ca900b44cf0ec623d02cdfd492f389aa8b5b5afcb8a869aa799137c9e4362763d53bd810f9090466dafb0c6611c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}