{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "6081",
    "entityType": "User",
    "nonce": "0x0da5ed383acba5289bc122fb587900b75b0fe86b9e12c0d6479e9078d4db4c91",
    "signature": "0xd8da5e37038556d6a3c22392a5ed2b21de2098efda9b196c6cc74bf736ba1f1f4620567ab89dce5ab313e7ff21bebf7cfab5c23e8698d1dc5909d68f27ca5c301c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}