{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "29350",
    "entityType": "User",
    "nonce": "0x6363a99ce5c358543d97bda8204eacd6885980ef16d678362cd0dc6a3eb2cfc1",
    "signature": "0xca0f3f747e2b575c63eda38e2530bca24b5f3630763be57e9627c13b39a4f3d738b69a0268baf6d3683e4cdb4906bf519b68a5d39dade06268039b232a1d228d1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}