{
  "manageEntity": {
    "action": "Repost",
    "entityId": "457219352",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x09c3689a7b4b51fcf65be826ed154a579f9c7cdd611a0193a71bcf2cf7cf3a7c",
    "signature": "0x2afa407b0e10bdc201804b6bc09f6c7d1e0030e7e8c7b674a1c12d106204231b5a0abeb7a6bebf10c9f41d378533a9189243befb437acaa79214ae7190d9add91c",
    "signer": "0x7b52e6AA15Db4Fc3A84AFF2b12e5B8B128eA8610",
    "userId": "808512351"
  }
}