{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "61012",
    "entityType": "User",
    "nonce": "0x7bfaa2cfe5e9052caa43d3708b18cdb67afb494bdb76677985ef7f949afa32ab",
    "signature": "0x8e8ae1da2b1c8318dd94c7021a359b7fb51a2290da05b6522addc69b48286329313783915f22c2512af214bfc412714d1e19064376529c61973b4125a38bb0a11b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}