{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "134010313",
    "entityType": "User",
    "nonce": "0x59a7bb4cb4d47d78541690bd8067d5c7cdf25f96216bbebf4c372b22b7f10655",
    "signature": "0xb68aca759ad89c4a0049543a8cf0853fcbd99d7e0ed7e517bb1930de614bf2676825400c1f1cb6fe801c74acd323e7333ce392ad6702702f8bc453d19cb585a71c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}