{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "218180",
    "entityType": "User",
    "nonce": "0xc245efb44e6f99c771835efb78adae440fe8ebc1c23960c681dbb14d132f5978",
    "signature": "0x70673791c299c31f3b61b9f60bf63d21376d595aa1db662f79ed1a6ee46697b3740966e8aef11e19b0e9d1d6d2a68f51d90ddc931adddf2ee19999fe1aad90ae1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}