{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "27755",
    "entityType": "User",
    "nonce": "0x2e3f388f0137078e27dcf912f448c0efec38a08b20565c831692eafb12a4deed",
    "signature": "0x908c593017c6ae7c8eb548058b68cb1e141134ea1eea2d772c4ce78ab091c014292366d962abc84609195fba58d66ea62502951e0e7d6e06e93359f697469b801b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}