{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "48039294",
    "entityType": "User",
    "nonce": "0x0cf1e3826c12a702bbd9f7ab30b98c6e82b600235f036c0c6b990f77db99f6e6",
    "signature": "0x410e8801f6f24c4f6a25cf551a13670207929584dc38cb52f89789ac4bb932c42f66c960e292dac29729f13fc9039cee56ac93da3891140caba08b77e501896b1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}